CVE-2026-90464

An external control of file path vulnerability in a WatchGuard Fireware OS firewall diagnostic command allows a remote, authenticated attacker with at least read-only (Device Monitor) privileges and access to the management CLI to create, truncate, or overwrite arbitrary files and modify kernel parameters with root privileges by submitting a specially crafted command. Written content is limited to numeric values.

CVSS

No CVSS.

References

Link	Resource
https://psirt.watchguard.com/CVE-2026-90464

Configurations

No configuration.

History

27 Oct 2026, 16:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-27 16:17

Updated : 2026-10-28 14:39

NVD link : CVE-2026-90464

Mitre link : CVE-2026-90464

CVE.ORG link : CVE-2026-90464

JSON object : View

Products Affected

No product.

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

CWE-73

External Control of File Name or Path

CWE-732

Incorrect Permission Assignment for Critical Resource

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